Walking Encyclopedia
Discover all of the collectibles in any Mission.
11/29/2015
3:47:56 PM
Ultra Rare 2.0%
Battle Tested
Reach Commander (Level 55) in Multiplayer while playing online.
11/28/2015
9:44:23 AM
Rare 14.5%
Silverback In Black
Hack the Data Vault and brace yourself for Cyber's Avengening in Dead Ops Arcade 2.
11/14/2015
5:24:09 PM
Rare 21.1%
Deadly Specialist
Get a Specialist-based medal that requires 3 or more rapid kills while using any Specialist Weapon.
11/14/2015
5:15:13 PM
Rare 30.5%
Full Circle
Complete Campaign on Hardened, Veteran, or Realistic.
11/12/2015
11:47:51 PM
Ultra Rare 1.5%
Another Side of the Story
Complete the Campaign on any difficulty.
11/12/2015
11:47:50 PM
Very Rare 8.5%
200 Stories of Sheer Adventure!
Complete Lotus Towers on Hardened, Veteran, or Realistic.
11/12/2015
10:16:27 PM
Ultra Rare 2.3%
Fly, Swim, Shoot
Complete Sand Castle on Hardened, Veteran, or Realistic.
11/11/2015
10:34:55 PM
Ultra Rare 2.6%
Understanding Madness
Complete Demon Within on Hardened, Veteran, or Realistic.
11/10/2015
10:40:58 PM
Ultra Rare 2.7%
Friends and Foes
Complete Rise and Fall on Hardened, Veteran, or Realistic.
11/9/2015
10:56:21 PM
Ultra Rare 3.1%
Lock, Stock, And Then Some
In Campaign, unlock all attachments for any weapon.
11/9/2015
10:22:55 PM
Rare 16.0%
Blood for Blood
Complete Vengeance on Hardened, Veteran, or Realistic.
11/8/2015
10:00:03 PM
Ultra Rare 3.3%
Welcome to the Club
Reach Sergeant (Level 10) in Multiplayer while playing online.
11/8/2015
9:08:31 PM
Rare 33.0%
Into the Abyss
Complete Hypocenter on Hardened, Veteran, or Realistic.
11/8/2015
10:27:14 AM
Ultra Rare 3.4%
Belly of the Beast
Complete Provocation on Hardened, Veteran, or Realistic.
11/7/2015
9:05:43 AM
Ultra Rare 4.2%
Throwing Flak
Kill 3 Talons with a single mid-air grenade detonation.
11/7/2015
8:40:18 AM
Ultra Rare 1.5%